Emergency signal flag



FIG. 1 is a front elevational view of an emergency signal flag showing our new design, with the pole broken away to indicate indeterminate length;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for an emergency signal flag, as shown and described. 